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Plase answer the following request: Name one American invention of the 1800s.
Answer:
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The cotton gin was invented in the United States in the year 1793 by Eli Whitney. It mechanized the process of separating seeds, husks, and fibers from cotton, thus dramatically speeding up the production of cotton fiber. This invention revolutionized the cotton industry and was one of the key factors in the development of the southern United States during the 1800s.